Numbers 890,000,000s

A page of the Numeropedia - the Special Encyclopedia of Numbers

All Numbers  800,000,000 810,000,000820,000,000830,000,000 – 840,000,000

850,000,000860,000,000870,000,000880,000,000890,000,000

[1M] & [10M] & [100M- [200M] - [300M] - [400M] - [500M] - [600M] - [700M] - [800M] - [900M]  & [1B]

893,412,100

[Math.]  Sum of the first 244 cube numbers:

13+23+…+2443 = 893,412,100 = (1+2+…+244)2 = 29,8902.

 

898,128,000

[Math.]  The order of the 10th sporadic group: McLaughlin group McL. 

 

xyz,abc,def

[Math.]  For any xyz = 100 to 999, there are always six 6-digit numbers abc,edf such that the sum (xyz+abc,def) is equal to one of 6 digit-rotations of 142,857 and the number  xyz,abc,def is a multiple of 142,857.

 

For any xyz = 100 to 999, there are always twelve 6-digit numbers abc,edf such that the sum (xyz+abc,def) is equal to one of 12 digit-rotations of 076,923 or 153,846 and the number xyz,abc,def is a multiple of 76,923.